/* =========================================================
   whatsmyip.to — Core Styles
   ========================================================= */

:root {
  --bg:         #0f1117;
  --surface:    #1a1d27;
  --surface-2:  #222535;
  --border:     #2e3248;
  --accent:     #00d4aa;
  --accent-dim: #00a882;
  --danger:     #ff5a5a;
  --success:    #00d4aa;
  --text:       #e0e4f0;
  --text-muted: #737891;
  --mono:       'JetBrains Mono', 'Fira Mono', 'Consolas', monospace;
  --sans:       -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --radius:     6px;
  --max-w:      820px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---- Header ---- */
header {
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1rem;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo-dot { color: var(--accent); }

/* ---- Hamburger button ---- */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  flex-shrink: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: background 0.15s;
}

.menu-toggle:hover span { background: var(--text); }

/* ---- Dropdown nav ---- */
.main-nav {
  display: none;
  flex-wrap: wrap;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  max-width: var(--max-w);
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
}

.main-nav.open { display: flex; }

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
}

.nav-link:hover {
  color: var(--text);
  background: var(--surface-2);
}

/* ---- Ad units ---- */
.ad-unit {
  max-width: var(--max-w);
  margin: 0.75rem auto;
  padding: 0 1rem;
  width: 100%;
  min-height: 60px;
}

/* ---- Main ---- */
main {
  flex: 1;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* ---- Tool section ---- */
.tool-section { display: flex; flex-direction: column; gap: 1.25rem; }

.tool-header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.25rem;
}

.tool-desc { color: var(--text-muted); font-size: 0.9rem; }

/* ---- Tool form ---- */
.tool-form { display: flex; flex-direction: column; gap: 0.5rem; }

.form-row { display: flex; gap: 0.5rem; }

.tool-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.6rem 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.tool-input:focus {
  border-color: var(--accent);
}

.tool-input::placeholder { color: var(--text-muted); }

.tool-btn {
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  color: #000;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.6rem 1.25rem;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
}

.tool-btn:hover  { background: var(--accent-dim); }
.tool-btn:active { transform: scale(0.97); }

/* ---- Spinner (htmx indicator) ---- */
.spinner-row {
  display: none;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator,
.htmx-indicator.htmx-request { display: flex !important; }

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Result cards ---- */
.result-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.result-card h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
}

/* ---- IP display (home page hero) ---- */
.primary-result { border-color: var(--accent); }

.ip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.ip-display {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ip-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.ip-value {
  font-family: var(--mono);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -1px;
  word-break: break-all;
}

/* IPv6 is long — scale down so it fits */
.ip-value--v6 { font-size: 1.3rem; letter-spacing: -0.5px; }

.ip-none      { color: var(--text-muted); font-size: 1.4rem; }
.ip-detecting { color: var(--text-muted); font-size: 1.4rem; }
.ip-hint  { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

/* ---- Geo / Network / rDNS ---- */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 580px) {
  .info-grid { grid-template-columns: 1fr; }
}

.geo-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.geo-flag { font-size: 2rem; line-height: 1; flex-shrink: 0; }

.geo-details {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.geo-place   { font-size: 1rem; font-weight: 600; color: var(--text); }
.geo-country { font-size: 0.875rem; color: var(--text-muted); }
.geo-muted   { font-size: 0.8rem; color: var(--text-muted); }
.geo-org     { font-size: 0.9rem; color: var(--text); }

/* ---- User agent ---- */
.ua-value {
  font-size: 0.8rem;
  line-height: 1.6;
  word-break: break-word;
  overflow-wrap: break-word;
  color: var(--text);
}

/* ---- Result meta row ---- */
.result-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.result-host {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
}

.result-elapsed {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- Output block (ping) ---- */
.output-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  font-size: 0.8rem;
  line-height: 1.7;
  overflow-x: auto;
  white-space: pre;
  color: var(--text);
}

/* ---- Data tables ---- */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  min-width: 320px;
}

.data-table th {
  text-align: left;
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--surface-2);
  vertical-align: top;
}

.data-table tr:last-child td { border-bottom: none; }

.header-name { color: var(--text-muted); font-family: var(--mono); font-size: 0.8rem; }
.header-value { color: var(--text); word-break: break-all; font-size: 0.8rem; }

/* ---- Port scanner ---- */
.port-open  td { color: var(--text); }
.port-closed td { color: var(--text-muted); }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-open   { background: rgba(0,212,170,0.12); color: var(--success); }
.badge-closed { background: rgba(255,90,90,0.08); color: #ff5a5a66; color: var(--text-muted); }

/* ---- DNS result ---- */
.dns-section { display: flex; flex-direction: column; gap: 0.35rem; }

.dns-section h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.1rem;
}

.dns-value {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  word-break: break-all;
}

.txt-value { color: var(--text-muted); }

.no-results { color: var(--text-muted); font-size: 0.875rem; }

/* ---- Error card ---- */
.error-card { border-color: var(--danger); }
.error-msg  { color: var(--danger); font-size: 0.9rem; }

/* ---- Monospace utility ---- */
.mono { font-family: var(--mono); }

/* ---- Footer ---- */
footer {
  border-top: 1px solid var(--border);
  padding: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---- SSL cert badges ---- */
.cert-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.cert-good    { background: rgba(0,212,170,0.12); color: var(--success); }
.cert-warning { background: rgba(255,180,0,0.12); color: #ffb400; }
.cert-expired { background: rgba(255,90,90,0.12); color: var(--danger); }

/* ---- HTTP status badges ---- */
.status-row { margin-bottom: 0.25rem; }

.status-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
}

.status-ok       { background: rgba(0,212,170,0.12); color: var(--success); }
.status-redirect { background: rgba(100,140,255,0.12); color: #6488ff; }
.status-error    { background: rgba(255,90,90,0.12); color: var(--danger); }

/* ---- Redirect chain ---- */
.redirect-chain { display: flex; flex-direction: column; gap: 0.25rem; }

.redirect-hop {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hop-num {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.hop-detail {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.hop-url  { font-size: 0.8rem; word-break: break-all; }
.hop-arrow { color: var(--text-muted); font-size: 0.9rem; padding-left: 0.25rem; }

.redirect-final {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* ---- Textarea input/output ---- */
.tool-textarea {
  width: 100%;
  resize: vertical;
  font-size: 0.85rem;
  line-height: 1.6;
  padding: 0.75rem 0.9rem;
}

.output-textarea { color: var(--accent); }

/* ---- Responsive ---- */
@media (max-width: 500px) {
  .ip-value { font-size: 1.7rem; }
  .form-row { flex-direction: column; }
  .tool-btn { width: 100%; }
  .header-inner { gap: 0.5rem; }
  .nav-link { padding: 0.35rem 0.5rem; }
  main { padding: 1.25rem 0.75rem; }
  .result-card { padding: 1rem; }
}

/* ---- Focus styles (keyboard / touch accessibility) ---- */
.tool-btn:focus-visible,
.tool-input:focus-visible,
.nav-link:focus-visible,
.menu-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}